Which of the following statements is true about learning?
A) It refers to the retention and retrieval of stored information.
B) It occurs only in vertebrates.
C) It normally represents a permanent change.
D) It occurs as the result of nervous system plasticity.
Answer: D
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Answer the following statements true (T) or false (F)
1. Sweat glands are apocrine glands. 2. Endocrine glands are often called ducted glands. 3. Blood is considered a type of connective tissue. 4. Nervous tissue consists mainly of neurons and collagen fibers. 5. The atomic weight is only an average of relative weights of an atom and its isotopes, and it may vary from the weight of a specific isotope.
The four primary tissue types found in adult organs include all of the following except ________ tissue.
A. connective B. muscular C. nervous D. epithelial E. fibrous
In active reabsorption, all of the steps involved in transepithelial transport are active
Indicate whether the statement is true or false
Adrenergic receptors
A. can be activated by the release of epinephrine. B. have two structural forms - muscarinic and nicotinic. C. when activated stimulate skeletal muscles to contract. D. can be found in both the sympathetic and parasympathetic divisions. E. are activated by the release of acetylcholine.